Tokyo, Japan

Kazuhiro Koga

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Fuji Jukogyo Kabushiki Kaisha. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Koga. Retrieved from https://idiyas.com/inventor/kazuhiro-koga-w4w8w55c

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Kazuhiro Koga: Innovator in Valve Mechanisms for Internal Combustion Engines

Introduction

Kazuhiro Koga is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative valve mechanism design. His work has garnered attention for its potential to enhance engine performance and efficiency.

Latest Patents

Koga holds a patent for a valve mechanism for an internal combustion engine. This mechanism features a low-speed cam and a high-speed cam, along with a low-speed rocker arm that is operatively connected to a valve and a high-speed rocker arm. A changeover pin is included to connect the low-speed rocker arm and the high-speed rocker arm, allowing them to be rocked together by the high-speed cam. The changeover pin is designed to be slidably mounted in the high-speed rocker arm, with a flat engaging face on its front portion to engage with a shaft that connects both rocker arms.

Career Highlights

Throughout his career, Kazuhiro Koga has worked with prominent companies such as Fuji Jukogyo Kabushiki Kaisha and Japan Tobacco Inc. His experience in these organizations has contributed to his expertise in engineering and innovation.

Collaborations

Koga has collaborated with notable coworkers, including Takashi Yamamoto and Shinji Kamimaru. Their collective efforts have likely played a role in advancing their projects and innovations in the automotive field.

Conclusion

Kazuhiro Koga's contributions to valve mechanisms in internal combustion engines highlight his innovative spirit and technical expertise. His patent reflects a significant advancement in engine technology, showcasing his role as a key inventor in this domain.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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